Pinion Seal, Dust Seal and Bearing Annulus Assembly

Power Rack And Pinion - End Take Off - Part 1 Of 2:

Power Rack And Pinion - End Take Off - Part 2 Of 2:

^ Tools Required:
- J 29822 Pinion Seal Installer
- J 29810 Stub Shaft Seal Protector
- 14 mm Crowfoot Wrench

REMOVE OR DISCONNECT
1. Rack and pinion steering assembly from vehicle.

Rack Bearing Removal:

2. Adjuster plug lock nut (15) from adjuster plug.
3. Adjuster plug from gear assembly (30).
4. Adjuster spring and rack bearing.
5. Retaining ring (17) from valve bore of gear assembly (30).

Retaining Ring And Lock Nut Removal:

6. Dust cover (33) from bottom of gear assembly (30).

NOTICE: Stub shaft must be held to prevent damage to the pinion teeth.

7. Hex lock nut (32) from lower end of pinion and valve assembly, while holding stub shaft with 14 mm Crowfoot Wrench.

NOTICE: DO NOT hammer or pound on pinion and valve assembly. This will cause damage or loosen the drive pin.

Important: When performing the following procedure, do not remove pinion and valve assembly from gear assembly. Press pinion and valve assembly only far enough to allow removal of bearing annulus and seal. Pinion and valve assembly removal is not required.

Pressing Pinion:

Bearing Annulus Installation:

8. Use an arbor press. Press on threaded end of pinion until it is possible to remove stub shaft, dust seal (18), stub shaft seal (20), and stub shaft bearing annulus assembly (21).

INSTALL OR CONNECT

NOTICE: If the stub shaft is not held, damage to the pinion teeth will occur.

1. Hex lock nut (32) onto pinion, while holding the valve stub shaft.

Tighten
^ Hex lock nut (32) to 30 Nm (22 ft. lbs.).

2. Dust cover (33) to gear assembly (30).

Seal Installation:

3. Stub shaft bearing annulus assembly (21) onto valve stub shaft.
4. Seal protector J 29810 onto valve stub shaft.
5. Apply a small quantity of grease between seals (20) and (18).
^ Stub shaft seal (20) and stub shaft dust seal (18) over protector and into gear assembly (30).
6. Retaining ring (17) into groove in gear assembly (30).
7. Lubricate stub shaft and dust seal area with grease.

Rack Bearing Installation And Adjustment:

8. Coat rack bearing, adjuster spring and adjuster plug with lithium base grease and install in gear assembly (30).

Adjust
^ With rack centered in the gear assembly (30), turn adjuster plug clockwise until it bottoms in the gear assembly, then back off 50° to 70° (approximately one flat). Check rotational torque on pinion. Maximum pinion preload torque is 1.8 Nm (16 inch lbs.).

9. Adjuster plug lock nut (15) to adjuster plug. Tighten firmly against gear assembly while holding adjuster plug stationary.
10. Rack and pinion assembly into vehicle.

Important: Flush and bleed power steering system (hoses, reservoir and cooler lines) with power steering fluid.